The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 07, 2017

Filed:

Apr. 21, 2014
Applicant:

Samsung Display Co., Ltd., Yongin, Gyeonggi-Do, KR;

Inventors:

Hyun Hwa Song, Suwon-si, KR;

Do Hun Kim, Changwon-si, KR;

Dong Hoon Kim, Suwon-si, KR;

Joong Hyun Kim, Asan-si, KR;

Sang Hoon Lee, Hwaseong-si, KR;

Ji Won Lee, Hwaseong-si, KR;

Seong Yong Hwang, Asan-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); G02B 5/02 (2006.01); G02F 1/1333 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0025 (2013.01); G02F 1/133504 (2013.01); G02F 1/133512 (2013.01); G02B 5/0215 (2013.01); G02B 5/0242 (2013.01); G02F 2001/133317 (2013.01);
Abstract

A backlight unit including an optical pattern sheet and a liquid crystal display are provided. The backlight unit includes a light guide plate, a light source portion arranged adjacent to a side surface of the light guide plate to emit light, a mold frame having an extension portion that covers an upper portion of the light source portion and a part of an upper portion of the light guide plate, and an optical pattern sheet arranged on a lower portion of the extension portion to shade or diffuse incident light, wherein the optical pattern sheet includes a base film and an optical pattern portion positioned on the base film.


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